@article{Westermark_2020, title={Precesja}, url={https://stanrzeczy.edu.pl/index.php/srz/article/view/400}, DOI={10.51196/srz.18.6}, number={1(18)}, journal={Stan Rzeczy}, author={Westermark, Jarek}, year={2020}, month={kwi.}, pages={113–130} }